/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 21:00:22,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 21:00:22,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 21:00:22,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 21:00:22,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 21:00:22,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 21:00:22,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 21:00:22,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 21:00:22,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 21:00:22,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 21:00:22,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 21:00:22,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 21:00:22,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 21:00:22,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 21:00:22,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 21:00:22,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 21:00:22,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 21:00:22,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 21:00:22,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 21:00:22,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 21:00:22,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 21:00:22,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 21:00:22,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 21:00:22,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 21:00:22,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 21:00:22,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 21:00:22,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 21:00:22,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 21:00:22,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 21:00:22,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 21:00:22,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 21:00:22,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 21:00:22,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 21:00:22,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 21:00:22,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 21:00:22,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 21:00:22,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 21:00:22,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 21:00:22,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 21:00:22,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 21:00:22,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 21:00:22,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 21:00:22,634 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 21:00:22,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 21:00:22,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 21:00:22,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 21:00:22,637 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 21:00:22,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 21:00:22,638 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 21:00:22,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 21:00:22,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 21:00:22,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 21:00:22,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 21:00:22,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 21:00:22,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 21:00:22,640 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 21:00:22,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 21:00:22,641 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 21:00:22,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 21:00:22,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 21:00:22,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 21:00:22,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 21:00:22,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 21:00:22,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 21:00:22,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 21:00:22,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 21:00:22,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 21:00:22,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 21:00:22,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 21:00:22,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 21:00:22,643 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 21:00:22,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=DEEPEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=DEEPEST; [2020-08-18 21:00:22,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 21:00:22,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 21:00:22,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 21:00:22,954 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 21:00:22,955 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 21:00:22,955 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c [2020-08-18 21:00:23,032 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/21aeb16f1/5e39e86c6caf4394b0b67c7ecfbd4f17/FLAG04a8c6f79 [2020-08-18 21:00:23,522 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 21:00:23,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c [2020-08-18 21:00:23,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/21aeb16f1/5e39e86c6caf4394b0b67c7ecfbd4f17/FLAG04a8c6f79 [2020-08-18 21:00:23,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/21aeb16f1/5e39e86c6caf4394b0b67c7ecfbd4f17 [2020-08-18 21:00:23,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 21:00:23,808 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 21:00:23,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 21:00:23,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 21:00:23,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 21:00:23,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:00:23" (1/1) ... [2020-08-18 21:00:23,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79d07232 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:23, skipping insertion in model container [2020-08-18 21:00:23,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:00:23" (1/1) ... [2020-08-18 21:00:23,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 21:00:23,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 21:00:24,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:00:24,288 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 21:00:24,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:00:24,481 INFO L208 MainTranslator]: Completed translation [2020-08-18 21:00:24,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24 WrapperNode [2020-08-18 21:00:24,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 21:00:24,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 21:00:24,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 21:00:24,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 21:00:24,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24" (1/1) ... [2020-08-18 21:00:24,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24" (1/1) ... [2020-08-18 21:00:24,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24" (1/1) ... [2020-08-18 21:00:24,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24" (1/1) ... [2020-08-18 21:00:24,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24" (1/1) ... [2020-08-18 21:00:24,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24" (1/1) ... [2020-08-18 21:00:24,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24" (1/1) ... [2020-08-18 21:00:24,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 21:00:24,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 21:00:24,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 21:00:24,563 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 21:00:24,564 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 21:00:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 21:00:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 21:00:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 21:00:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 21:00:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 21:00:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 21:00:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 21:00:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 21:00:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 21:00:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 21:00:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 21:00:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 21:00:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 21:00:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 21:00:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 21:00:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 21:00:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 21:00:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 21:00:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 21:00:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 21:00:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 21:00:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 21:00:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 21:00:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 21:00:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 21:00:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-18 21:00:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 21:00:24,639 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 21:00:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 21:00:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 21:00:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 21:00:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-18 21:00:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 21:00:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 21:00:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 21:00:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 21:00:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 21:00:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 21:00:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 21:00:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 21:00:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 21:00:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 21:00:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 21:00:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 21:00:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 21:00:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 21:00:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 21:00:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 21:00:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 21:00:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 21:00:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 21:00:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 21:00:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 21:00:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 21:00:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 21:00:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 21:00:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 21:00:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 21:00:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 21:00:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 21:00:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 21:00:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 21:00:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 21:00:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 21:00:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 21:00:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 21:00:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 21:00:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 21:00:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 21:00:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 21:00:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 21:00:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 21:00:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 21:00:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-18 21:00:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 21:00:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 21:00:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 21:00:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 21:00:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 21:00:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 21:00:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 21:00:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-18 21:00:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 21:00:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 21:00:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 21:00:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 21:00:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 21:00:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 21:00:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 21:00:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 21:00:25,659 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 21:00:25,659 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 21:00:25,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:00:25 BoogieIcfgContainer [2020-08-18 21:00:25,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 21:00:25,670 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 21:00:25,670 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 21:00:25,673 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 21:00:25,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 09:00:23" (1/3) ... [2020-08-18 21:00:25,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@612ea57c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:00:25, skipping insertion in model container [2020-08-18 21:00:25,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:00:24" (2/3) ... [2020-08-18 21:00:25,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@612ea57c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:00:25, skipping insertion in model container [2020-08-18 21:00:25,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:00:25" (3/3) ... [2020-08-18 21:00:25,678 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product10.cil.c [2020-08-18 21:00:25,688 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 21:00:25,698 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 21:00:25,713 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 21:00:25,747 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 21:00:25,748 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 21:00:25,748 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 21:00:25,748 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 21:00:25,748 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 21:00:25,749 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 21:00:25,749 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 21:00:25,749 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 21:00:25,769 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-08-18 21:00:25,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 21:00:25,779 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:25,781 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:25,781 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:25,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:25,788 INFO L82 PathProgramCache]: Analyzing trace with hash -1450676834, now seen corresponding path program 1 times [2020-08-18 21:00:25,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:25,797 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [80474732] [2020-08-18 21:00:25,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,492 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:26,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 21:00:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 21:00:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 21:00:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:26,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:00:26,649 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [80474732] [2020-08-18 21:00:26,652 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:26,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 21:00:26,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066672937] [2020-08-18 21:00:26,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 21:00:26,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:26,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 21:00:26,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 21:00:26,678 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 4 states. [2020-08-18 21:00:27,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:27,495 INFO L93 Difference]: Finished difference Result 215 states and 284 transitions. [2020-08-18 21:00:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 21:00:27,497 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 21:00:27,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:27,511 INFO L225 Difference]: With dead ends: 215 [2020-08-18 21:00:27,512 INFO L226 Difference]: Without dead ends: 121 [2020-08-18 21:00:27,516 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 21:00:27,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-08-18 21:00:27,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 95. [2020-08-18 21:00:27,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-08-18 21:00:27,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2020-08-18 21:00:27,624 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 59 [2020-08-18 21:00:27,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:27,624 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2020-08-18 21:00:27,624 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 21:00:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2020-08-18 21:00:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-18 21:00:27,632 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:27,632 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:27,633 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 21:00:27,633 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:27,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:27,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1432063484, now seen corresponding path program 1 times [2020-08-18 21:00:27,634 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:27,634 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [956056830] [2020-08-18 21:00:27,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,124 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:28,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:28,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 21:00:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-18 21:00:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-18 21:00:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:00:28,188 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [956056830] [2020-08-18 21:00:28,189 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:28,189 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 21:00:28,189 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858382460] [2020-08-18 21:00:28,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 21:00:28,192 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:28,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 21:00:28,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 21:00:28,192 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 5 states. [2020-08-18 21:00:28,629 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 21:00:29,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:29,158 INFO L93 Difference]: Finished difference Result 156 states and 192 transitions. [2020-08-18 21:00:29,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 21:00:29,159 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-18 21:00:29,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:29,162 INFO L225 Difference]: With dead ends: 156 [2020-08-18 21:00:29,162 INFO L226 Difference]: Without dead ends: 111 [2020-08-18 21:00:29,163 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 21:00:29,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-18 21:00:29,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 86. [2020-08-18 21:00:29,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-08-18 21:00:29,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2020-08-18 21:00:29,193 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 60 [2020-08-18 21:00:29,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:29,194 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2020-08-18 21:00:29,194 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 21:00:29,194 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2020-08-18 21:00:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-18 21:00:29,196 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:29,197 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:29,197 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 21:00:29,197 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:29,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:29,198 INFO L82 PathProgramCache]: Analyzing trace with hash 2005015716, now seen corresponding path program 1 times [2020-08-18 21:00:29,198 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:29,199 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1706691367] [2020-08-18 21:00:29,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,590 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:29,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 21:00:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 21:00:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-18 21:00:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:29,716 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:00:29,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1706691367] [2020-08-18 21:00:29,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:29,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 21:00:29,718 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709147657] [2020-08-18 21:00:29,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 21:00:29,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:29,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 21:00:29,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 21:00:29,728 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 9 states. [2020-08-18 21:00:30,111 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 21:00:30,399 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:30,638 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:30,878 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:31,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:31,700 INFO L93 Difference]: Finished difference Result 169 states and 211 transitions. [2020-08-18 21:00:31,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 21:00:31,700 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-18 21:00:31,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:31,703 INFO L225 Difference]: With dead ends: 169 [2020-08-18 21:00:31,703 INFO L226 Difference]: Without dead ends: 111 [2020-08-18 21:00:31,704 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-18 21:00:31,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-08-18 21:00:31,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 86. [2020-08-18 21:00:31,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-08-18 21:00:31,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 97 transitions. [2020-08-18 21:00:31,731 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 97 transitions. Word has length 65 [2020-08-18 21:00:31,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:31,731 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 97 transitions. [2020-08-18 21:00:31,731 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 21:00:31,732 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2020-08-18 21:00:31,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-08-18 21:00:31,734 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:00:31,734 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:00:31,734 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 21:00:31,734 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:00:31,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:00:31,735 INFO L82 PathProgramCache]: Analyzing trace with hash 427543665, now seen corresponding path program 1 times [2020-08-18 21:00:31,735 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:00:31,735 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1987083855] [2020-08-18 21:00:31,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:00:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,074 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:32,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:00:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:00:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:00:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:00:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:00:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 21:00:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:00:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-18 21:00:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-08-18 21:00:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-08-18 21:00:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:00:32,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 21:00:32,157 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1987083855] [2020-08-18 21:00:32,157 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:00:32,157 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 21:00:32,157 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964247797] [2020-08-18 21:00:32,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 21:00:32,158 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:00:32,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 21:00:32,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 21:00:32,159 INFO L87 Difference]: Start difference. First operand 86 states and 97 transitions. Second operand 8 states. [2020-08-18 21:00:32,536 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 21:00:33,179 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:33,719 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:33,956 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:00:34,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:00:34,013 INFO L93 Difference]: Finished difference Result 161 states and 201 transitions. [2020-08-18 21:00:34,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 21:00:34,013 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 68 [2020-08-18 21:00:34,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:00:34,015 INFO L225 Difference]: With dead ends: 161 [2020-08-18 21:00:34,015 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 21:00:34,017 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-18 21:00:34,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 21:00:34,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 21:00:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 21:00:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 21:00:34,018 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-08-18 21:00:34,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:00:34,018 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 21:00:34,018 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 21:00:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 21:00:34,019 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 21:00:34,019 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 21:00:34,021 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 21:00:35,085 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:00:35,260 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-08-18 21:00:35,439 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:00:35,666 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-08-18 21:00:35,854 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-08-18 21:00:36,060 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-08-18 21:00:36,209 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:00:36,395 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-08-18 21:00:36,556 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-08-18 21:00:36,767 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:00:36,911 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-08-18 21:00:37,096 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:00:37,269 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 21 [2020-08-18 21:00:37,437 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:00:37,590 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:00:37,608 INFO L268 CegarLoopResult]: For program point L314(lines 291 315) no Hoare annotation was computed. [2020-08-18 21:00:37,608 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 267 322) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point L298(lines 298 302) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point L298-1(lines 298 302) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 267 322) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 267 322) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point L292-2(lines 292 313) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point L349-2(lines 349 374) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point L375(lines 348 376) no Hoare annotation was computed. [2020-08-18 21:00:37,609 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 323 382) no Hoare annotation was computed. [2020-08-18 21:00:37,610 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-08-18 21:00:37,610 INFO L268 CegarLoopResult]: For program point L368-1(line 368) no Hoare annotation was computed. [2020-08-18 21:00:37,610 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 323 382) no Hoare annotation was computed. [2020-08-18 21:00:37,610 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 323 382) no Hoare annotation was computed. [2020-08-18 21:00:37,610 INFO L268 CegarLoopResult]: For program point L355(lines 355 359) no Hoare annotation was computed. [2020-08-18 21:00:37,610 INFO L268 CegarLoopResult]: For program point L355-1(lines 355 359) no Hoare annotation was computed. [2020-08-18 21:00:37,611 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-08-18 21:00:37,611 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-08-18 21:00:37,611 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-08-18 21:00:37,611 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-08-18 21:00:37,611 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-08-18 21:00:37,611 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 167 174) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 21:00:37,611 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2020-08-18 21:00:37,612 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2020-08-18 21:00:37,612 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 175 184) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 21:00:37,612 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 175 184) no Hoare annotation was computed. [2020-08-18 21:00:37,612 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 175 184) no Hoare annotation was computed. [2020-08-18 21:00:37,612 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-08-18 21:00:37,612 INFO L268 CegarLoopResult]: For program point L193(lines 193 210) no Hoare annotation was computed. [2020-08-18 21:00:37,612 INFO L268 CegarLoopResult]: For program point L193-1(lines 185 213) no Hoare annotation was computed. [2020-08-18 21:00:37,613 INFO L271 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: true [2020-08-18 21:00:37,613 INFO L268 CegarLoopResult]: For program point L191-1(line 191) no Hoare annotation was computed. [2020-08-18 21:00:37,613 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 185 213) the Hoare annotation is: true [2020-08-18 21:00:37,613 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 185 213) no Hoare annotation was computed. [2020-08-18 21:00:37,613 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-18 21:00:37,613 INFO L268 CegarLoopResult]: For program point L198(lines 198 204) no Hoare annotation was computed. [2020-08-18 21:00:37,613 INFO L268 CegarLoopResult]: For program point L197(lines 197 207) no Hoare annotation was computed. [2020-08-18 21:00:37,614 INFO L271 CegarLoopResult]: At program point L195(line 195) the Hoare annotation is: true [2020-08-18 21:00:37,614 INFO L268 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-08-18 21:00:37,614 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 872 894) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 21:00:37,614 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 872 894) no Hoare annotation was computed. [2020-08-18 21:00:37,614 INFO L264 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-08-18 21:00:37,614 INFO L264 CegarLoopResult]: At program point L884-1(line 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-08-18 21:00:37,615 INFO L268 CegarLoopResult]: For program point L882(lines 882 889) no Hoare annotation was computed. [2020-08-18 21:00:37,615 INFO L268 CegarLoopResult]: For program point L882-1(lines 882 889) no Hoare annotation was computed. [2020-08-18 21:00:37,615 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-08-18 21:00:37,615 INFO L264 CegarLoopResult]: At program point L879(line 879) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 21:00:37,615 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 21:00:37,616 INFO L264 CegarLoopResult]: At program point L878-1(line 878) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 21:00:37,616 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 872 894) no Hoare annotation was computed. [2020-08-18 21:00:37,616 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 830 853) no Hoare annotation was computed. [2020-08-18 21:00:37,616 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 830 853) no Hoare annotation was computed. [2020-08-18 21:00:37,616 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 830 853) no Hoare annotation was computed. [2020-08-18 21:00:37,616 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-08-18 21:00:37,616 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-08-18 21:00:37,616 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-08-18 21:00:37,616 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-08-18 21:00:37,617 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-08-18 21:00:37,617 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-08-18 21:00:37,617 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-08-18 21:00:37,617 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-08-18 21:00:37,617 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-08-18 21:00:37,617 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-08-18 21:00:37,617 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-08-18 21:00:37,617 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-08-18 21:00:37,617 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-08-18 21:00:37,618 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-08-18 21:00:37,618 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 691 698) no Hoare annotation was computed. [2020-08-18 21:00:37,618 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 691 698) no Hoare annotation was computed. [2020-08-18 21:00:37,618 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 691 698) no Hoare annotation was computed. [2020-08-18 21:00:37,618 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 736 744) no Hoare annotation was computed. [2020-08-18 21:00:37,618 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 736 744) the Hoare annotation is: true [2020-08-18 21:00:37,618 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 736 744) no Hoare annotation was computed. [2020-08-18 21:00:37,618 INFO L268 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2020-08-18 21:00:37,619 INFO L268 CegarLoopResult]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2020-08-18 21:00:37,619 INFO L268 CegarLoopResult]: For program point L752(lines 752 760) no Hoare annotation was computed. [2020-08-18 21:00:37,619 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 745 780) no Hoare annotation was computed. [2020-08-18 21:00:37,619 INFO L268 CegarLoopResult]: For program point L752-2(lines 752 760) no Hoare annotation was computed. [2020-08-18 21:00:37,619 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-08-18 21:00:37,619 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 745 780) no Hoare annotation was computed. [2020-08-18 21:00:37,619 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-08-18 21:00:37,620 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 745 780) no Hoare annotation was computed. [2020-08-18 21:00:37,620 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-08-18 21:00:37,620 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-08-18 21:00:37,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 221 266) no Hoare annotation was computed. [2020-08-18 21:00:37,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 221 266) no Hoare annotation was computed. [2020-08-18 21:00:37,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 221 266) no Hoare annotation was computed. [2020-08-18 21:00:37,620 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 534 579) no Hoare annotation was computed. [2020-08-18 21:00:37,620 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 534 579) no Hoare annotation was computed. [2020-08-18 21:00:37,620 INFO L268 CegarLoopResult]: For program point L554(lines 554 561) no Hoare annotation was computed. [2020-08-18 21:00:37,621 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 534 579) no Hoare annotation was computed. [2020-08-18 21:00:37,621 INFO L268 CegarLoopResult]: For program point L548(lines 548 568) no Hoare annotation was computed. [2020-08-18 21:00:37,621 INFO L268 CegarLoopResult]: For program point L548-1(lines 548 568) no Hoare annotation was computed. [2020-08-18 21:00:37,621 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 861 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 21:00:37,621 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 861 871) no Hoare annotation was computed. [2020-08-18 21:00:37,621 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 861 871) no Hoare annotation was computed. [2020-08-18 21:00:37,621 INFO L264 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-18 21:00:37,621 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 725 735) no Hoare annotation was computed. [2020-08-18 21:00:37,622 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 725 735) no Hoare annotation was computed. [2020-08-18 21:00:37,622 INFO L268 CegarLoopResult]: For program point L730(line 730) no Hoare annotation was computed. [2020-08-18 21:00:37,622 INFO L268 CegarLoopResult]: For program point L730-1(line 730) no Hoare annotation was computed. [2020-08-18 21:00:37,622 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 725 735) no Hoare annotation was computed. [2020-08-18 21:00:37,622 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 717 724) no Hoare annotation was computed. [2020-08-18 21:00:37,622 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 717 724) no Hoare annotation was computed. [2020-08-18 21:00:37,622 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 717 724) no Hoare annotation was computed. [2020-08-18 21:00:37,622 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 684 690) no Hoare annotation was computed. [2020-08-18 21:00:37,623 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 684 690) the Hoare annotation is: true [2020-08-18 21:00:37,623 INFO L264 CegarLoopResult]: At program point testENTRY(lines 584 649) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 21:00:37,623 INFO L268 CegarLoopResult]: For program point L632(lines 632 636) no Hoare annotation was computed. [2020-08-18 21:00:37,623 INFO L268 CegarLoopResult]: For program point testFINAL(lines 584 649) no Hoare annotation was computed. [2020-08-18 21:00:37,623 INFO L264 CegarLoopResult]: At program point L632-2(lines 624 637) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:37,623 INFO L268 CegarLoopResult]: For program point L595(lines 594 641) no Hoare annotation was computed. [2020-08-18 21:00:37,623 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:37,624 INFO L268 CegarLoopResult]: For program point L624(lines 624 637) no Hoare annotation was computed. [2020-08-18 21:00:37,624 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:37,624 INFO L268 CegarLoopResult]: For program point L614(lines 614 620) no Hoare annotation was computed. [2020-08-18 21:00:37,624 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2020-08-18 21:00:37,624 INFO L264 CegarLoopResult]: At program point L639(lines 594 641) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:37,625 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (and (= 1 ~systemActive~0) (= test_~splverifierCounter~0 0))) [2020-08-18 21:00:37,625 INFO L268 CegarLoopResult]: For program point L604(lines 604 610) no Hoare annotation was computed. [2020-08-18 21:00:37,625 INFO L268 CegarLoopResult]: For program point L604-1(lines 604 610) no Hoare annotation was computed. [2020-08-18 21:00:37,625 INFO L268 CegarLoopResult]: For program point L596(lines 596 600) no Hoare annotation was computed. [2020-08-18 21:00:37,625 INFO L268 CegarLoopResult]: For program point testEXIT(lines 584 649) no Hoare annotation was computed. [2020-08-18 21:00:37,625 INFO L264 CegarLoopResult]: At program point L642(lines 593 643) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0))) [2020-08-18 21:00:37,626 INFO L268 CegarLoopResult]: For program point L508(lines 508 515) no Hoare annotation was computed. [2020-08-18 21:00:37,626 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 488 533) no Hoare annotation was computed. [2020-08-18 21:00:37,626 INFO L268 CegarLoopResult]: For program point L502(lines 502 522) no Hoare annotation was computed. [2020-08-18 21:00:37,626 INFO L268 CegarLoopResult]: For program point L502-1(lines 502 522) no Hoare annotation was computed. [2020-08-18 21:00:37,626 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 488 533) no Hoare annotation was computed. [2020-08-18 21:00:37,626 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 488 533) no Hoare annotation was computed. [2020-08-18 21:00:37,626 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-08-18 21:00:37,627 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-08-18 21:00:37,627 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2020-08-18 21:00:37,627 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2020-08-18 21:00:37,627 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2020-08-18 21:00:37,627 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-08-18 21:00:37,627 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-08-18 21:00:37,627 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-08-18 21:00:37,627 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-08-18 21:00:37,628 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 385 487) no Hoare annotation was computed. [2020-08-18 21:00:37,628 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-08-18 21:00:37,628 INFO L268 CegarLoopResult]: For program point L473(lines 473 484) no Hoare annotation was computed. [2020-08-18 21:00:37,628 INFO L268 CegarLoopResult]: For program point L436(lines 436 440) no Hoare annotation was computed. [2020-08-18 21:00:37,628 INFO L268 CegarLoopResult]: For program point L434-2(lines 434 454) no Hoare annotation was computed. [2020-08-18 21:00:37,628 INFO L268 CegarLoopResult]: For program point L455(lines 433 456) no Hoare annotation was computed. [2020-08-18 21:00:37,628 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 385 487) no Hoare annotation was computed. [2020-08-18 21:00:37,629 INFO L268 CegarLoopResult]: For program point L414(lines 414 430) no Hoare annotation was computed. [2020-08-18 21:00:37,629 INFO L268 CegarLoopResult]: For program point L474(lines 474 481) no Hoare annotation was computed. [2020-08-18 21:00:37,629 INFO L268 CegarLoopResult]: For program point L435(lines 434 454) no Hoare annotation was computed. [2020-08-18 21:00:37,629 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-08-18 21:00:37,629 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 385 487) no Hoare annotation was computed. [2020-08-18 21:00:37,629 INFO L268 CegarLoopResult]: For program point L466-1(line 466) no Hoare annotation was computed. [2020-08-18 21:00:37,629 INFO L268 CegarLoopResult]: For program point L431(lines 431 472) no Hoare annotation was computed. [2020-08-18 21:00:37,630 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-08-18 21:00:37,630 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:00:37,630 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-18 21:00:37,630 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:00:37,631 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-08-18 21:00:37,631 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-08-18 21:00:37,631 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 700 716) no Hoare annotation was computed. [2020-08-18 21:00:37,631 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 700 716) no Hoare annotation was computed. [2020-08-18 21:00:37,631 INFO L268 CegarLoopResult]: For program point L711(line 711) no Hoare annotation was computed. [2020-08-18 21:00:37,631 INFO L268 CegarLoopResult]: For program point L711-1(lines 700 716) no Hoare annotation was computed. [2020-08-18 21:00:37,631 INFO L268 CegarLoopResult]: For program point L707(lines 707 713) no Hoare annotation was computed. [2020-08-18 21:00:37,631 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2020-08-18 21:00:37,631 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2020-08-18 21:00:37,631 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2020-08-18 21:00:37,632 INFO L268 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-08-18 21:00:37,632 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 21:00:37,632 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2020-08-18 21:00:37,632 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:00:37,632 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 21:00:37,632 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:00:37,632 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 122 130) no Hoare annotation was computed. [2020-08-18 21:00:37,632 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2020-08-18 21:00:37,632 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2020-08-18 21:00:37,633 INFO L271 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: true [2020-08-18 21:00:37,633 INFO L271 CegarLoopResult]: At program point L671(lines 671 677) the Hoare annotation is: true [2020-08-18 21:00:37,633 INFO L264 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-18 21:00:37,633 INFO L268 CegarLoopResult]: For program point L664(lines 660 682) no Hoare annotation was computed. [2020-08-18 21:00:37,633 INFO L268 CegarLoopResult]: For program point L662(lines 660 682) no Hoare annotation was computed. [2020-08-18 21:00:37,633 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 657 683) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 21:00:37,634 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 657 683) no Hoare annotation was computed. [2020-08-18 21:00:37,634 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 657 683) no Hoare annotation was computed. [2020-08-18 21:00:37,634 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 800 829) no Hoare annotation was computed. [2020-08-18 21:00:37,634 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 800 829) the Hoare annotation is: true [2020-08-18 21:00:37,634 INFO L271 CegarLoopResult]: At program point L825(lines 800 829) the Hoare annotation is: true [2020-08-18 21:00:37,634 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-08-18 21:00:37,634 INFO L268 CegarLoopResult]: For program point L814(lines 814 818) no Hoare annotation was computed. [2020-08-18 21:00:37,634 INFO L271 CegarLoopResult]: At program point L814-1(lines 814 818) the Hoare annotation is: true [2020-08-18 21:00:37,635 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-08-18 21:00:37,635 INFO L271 CegarLoopResult]: At program point L810-2(lines 810 824) the Hoare annotation is: true [2020-08-18 21:00:37,635 INFO L271 CegarLoopResult]: At program point L806(line 806) the Hoare annotation is: true [2020-08-18 21:00:37,635 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-08-18 21:00:37,635 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2020-08-18 21:00:37,635 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2020-08-18 21:00:37,635 INFO L268 CegarLoopResult]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2020-08-18 21:00:37,635 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 854 860) no Hoare annotation was computed. [2020-08-18 21:00:37,635 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 854 860) the Hoare annotation is: true [2020-08-18 21:00:37,635 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:00:37,636 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 21:00:37,636 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 21:00:37,636 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:00:37,636 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2020-08-18 21:00:37,636 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-08-18 21:00:37,636 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 781 788) no Hoare annotation was computed. [2020-08-18 21:00:37,636 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2020-08-18 21:00:37,636 INFO L268 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-08-18 21:00:37,636 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-18 21:00:37,637 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 790 797) no Hoare annotation was computed. [2020-08-18 21:00:37,637 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 794) no Hoare annotation was computed. [2020-08-18 21:00:37,637 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 790 797) the Hoare annotation is: true [2020-08-18 21:00:37,637 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 790 797) no Hoare annotation was computed. [2020-08-18 21:00:37,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 09:00:37 BoogieIcfgContainer [2020-08-18 21:00:37,654 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 21:00:37,656 INFO L168 Benchmark]: Toolchain (without parser) took 13848.63 ms. Allocated memory was 138.9 MB in the beginning and 483.4 MB in the end (delta: 344.5 MB). Free memory was 100.8 MB in the beginning and 122.3 MB in the end (delta: -21.4 MB). Peak memory consumption was 323.2 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:37,657 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 21:00:37,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.31 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 100.6 MB in the beginning and 173.8 MB in the end (delta: -73.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:37,659 INFO L168 Benchmark]: Boogie Preprocessor took 79.67 ms. Allocated memory is still 203.4 MB. Free memory was 173.8 MB in the beginning and 169.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:37,660 INFO L168 Benchmark]: RCFGBuilder took 1105.61 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 169.6 MB in the beginning and 202.8 MB in the end (delta: -33.2 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:37,661 INFO L168 Benchmark]: TraceAbstraction took 11984.61 ms. Allocated memory was 234.9 MB in the beginning and 483.4 MB in the end (delta: 248.5 MB). Free memory was 201.4 MB in the beginning and 122.3 MB in the end (delta: 79.1 MB). Peak memory consumption was 327.8 MB. Max. memory is 7.1 GB. [2020-08-18 21:00:37,665 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.31 ms. Allocated memory was 138.9 MB in the beginning and 203.4 MB in the end (delta: 64.5 MB). Free memory was 100.6 MB in the beginning and 173.8 MB in the end (delta: -73.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.67 ms. Allocated memory is still 203.4 MB. Free memory was 173.8 MB in the beginning and 169.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1105.61 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 169.6 MB in the beginning and 202.8 MB in the end (delta: -33.2 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11984.61 ms. Allocated memory was 234.9 MB in the beginning and 483.4 MB in the end (delta: 248.5 MB). Free memory was 201.4 MB in the beginning and 122.3 MB in the end (delta: 79.1 MB). Peak memory consumption was 327.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 794]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 594]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(pumpRunning == 0)) || (1 == systemActive && splverifierCounter == 0) - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(pumpRunning == 0) - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 5.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 336 SDtfs, 422 SDslu, 262 SDs, 0 SdLazy, 935 SolverSat, 287 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 82 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 76 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 143 PreInvPairs, 163 NumberOfFragments, 591 HoareAnnotationTreeSize, 143 FomulaSimplifications, 10523 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 45 FomulaSimplificationsInter, 4635 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 72742 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...